REPAIR REPLACEMENT OF OLD RUSTED CI GI DI PIPE LINE FOR MAIN WATER SUPPLY LINE FROM FILTER HOUSE AT DEPOT AREA INCLUDING ENGR SUB PARK RHPD AND NEARBY LOCATION UNDER AGE EM OF GE BENGDUBI

Excavation in trenches not exceeding 1.50 m wide and 1.5 mtr depth for foundation etc, not exc 10 sqm on plan and getting out in soft/loose soil complete all as specified and directed.

Excavation in trenches not exceeding 1.50 m wide and exc 1.5 mtr depth but nt exc 3.0m in depth for foundation etc, not exc 10 sqm on plan and getting out in soft/loose soil complete all as specified and directed.

Returning filling in including spreading, leveling watering well ramming in layers not exc 25cm thick complete all as specified and directed.

Removing excavated materials (soils) not exc. 50m and depositing where directed at a level not exc. 1.5m above the starting point complete all as specified and directed.

M&L for PCC 1:3:6 type C2, using 40mm graded stone aggregate, as in foundation filling & mass concrete complete all as specified and directed.

M&L for Providing, cement concrete 1:2:4 type-B1 in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands,plinth courses, string courses,lacing courses, parapets and railings upto 60 cm in height,copings, kneelers, apex stones,bed plates, kerbs not provided for in Item 04028, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, as directed complete all as specified and directed.

M & L for Cement concrete 1:3:6 type C-2 using 20mm graded stone aggregate in foundations, filling and mass concrete for pipe support post foundation complete all as specified and directed.

Supply only calcium based, high strength chlorination chemical for water disinfectant in granular form in factory sealed HDPE container (45/50 Kg each), Chlorine concentration level 65-70% for water treatment of various installation of GE Bengdubi complete all as specified and as directed.

M&L for brick with sub class B brick straight or curved on plain exc 6 m mean radius built in cm 1:4 complete all as specified and directed.

M&L for rendering 15 mm thick in two layers 10mm +5mm in cement mortar 1:4 on external surfaces of brick work or concrete surfaces with using WPC finishing the surfaces even and smooth without using extra cement complete all as specified and directed. Note:- WPC will be measured and paid separately under respective item of this schedule.